CN201758376U - Novel magnetic suspension device - Google Patents

Abstract

The utility model relates to the field of magnetic levitation, and discloses a novel magnetic levitation device, comprising a base and at least two support arms fixed on the base. Iron, and a self-starting support device that can adjust the position of the object to be suspended and controlled on the upper part of the center of the base; Sensor for object position signal. The utility model has a simple structure, uses the fan to dissipate heat for the electromagnet in time, avoids the situation that the electromagnet is damaged due to heat; and the installation of the sensor can be adjusted according to the demand to realize the two-dimensional adjustable sensor; and the controlled sensor can be adjusted The design of the object's self-starting support device provides an adjustable platform for the controlled object's self-starting levitation, thereby realizing a new type of magnetic levitation device that can be self-started, the levitation position is adjustable, and has good heat dissipation.

Description

A new type of magnetic levitation device

technical field

The utility model relates to the field of magnetic suspension, in particular to a novel magnetic suspension device.

Background technique

With the development of magnetic levitation technology, various magnetic levitation devices have appeared. However, its mechanical structure is single, the fixing of the sensor is not adjustable, and the self-starting platform of the controlled object is not adjustable. On the problem of heating of the electromagnet, no better solution has been proposed.

Therefore, the prior art still needs to be improved and developed.

Utility model content

In view of the shortcomings of the above-mentioned prior art, the purpose of this utility model is to provide a new type of magnetic levitation device, which provides a simple structure, good heat dissipation of the electromagnet, two-dimensional adjustable sensor position, and adjustable self-starting position of the controlled object. magnetic levitation device.

The technical scheme of the utility model is as follows:

A new type of magnetic levitation device, comprising a base and at least two support arms fixed on the base, wherein it also includes a support cap supported and fixed by the support arm, an electromagnet fixed at the lower end of the support cap, and A self-starting support device that can adjust the position of the suspended control object is provided on the upper part of the center of the base; sensor.

The novel magnetic levitation device further includes a cooling fan arranged around the electromagnet and fixed on the side wall of the lower end of the support cap.

In the novel magnetic levitation device, a position-adjustable sensor fixing slider is arranged on the inner wall of the support arm, and the sensor is fixed on the sensor fixing slider.

The new magnetic levitation device, wherein, a chute for installing the fixed slider and adjusting its height position is provided on the support arm, and the fixed slider of the sensor is adjusted in position through the chute on the inner wall of the support arm.

In the novel magnetic levitation device described above, a junction box is provided inside the base and a wiring adapter is also provided on the base.

In the novel magnetic levitation device, the upper end of the support arm is arranged in an arc shape.

In the novel magnetic levitation device, a through hole is provided at the center of the support cap, and a fixing piece passes through the through hole to fix the electromagnet at the lower end of the support cap.

Said novel magnetic levitation device, wherein said self-starting support device comprises a telescopic rod fixed on said base and capable of automatic expansion and contraction, and a supporting platform arranged at the upper end of said telescopic rod.

Said novel magnetic levitation device, wherein said support platform is on the same level as said sensor.

The novel magnetic levitation device is characterized in that the sensor is a novel one-dimensional PSD sensor.

The new magnetic levitation device provided by the utility model has a simple structure, and uses a fan to dissipate heat for the electromagnet in time, avoiding the damage of the electromagnet due to heat; and the installation of the sensor can be adjusted according to the demand to realize the two-dimensional Adjustable; and the design of the self-starting support device of the controlled object can be adjusted to provide an adjustable platform for the self-starting levitation of the controlled object, thereby realizing a new type of magnetic levitation device with self-starting, adjustable levitation position, and good heat dissipation.

Description of drawings

Fig. 1 is a schematic structural diagram of a new magnetic levitation device provided by an embodiment of the present invention.

Detailed ways

The utility model provides a new type of magnetic levitation device. In order to make the purpose, technical solution and effect of the utility model clearer and clearer, the utility model will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

The new magnetic levitation device of the embodiment of the utility model, as shown in Figure 1, includes a support cap 201, a heat dissipation fan 202, a sensor chute 203, a support arm 204, a wiring adapter 205, an electromagnet 206, a sensor 207, a sensor fixing slide Block 208 , self-activating support device 209 , junction box, and base 211 of the adjustable suspended controlled object.

Wherein, the base 211 is used to support components such as the fixed support arm 204, and is used to enhance the stability of the entire mechanical structure. There are at least two support arms 204, and in this embodiment, two support arms 204 are arranged symmetrically on the base.

As shown in FIG. 1 , the support cap 201 is fixed on the top of the support arm 204 for fixing the electromagnet 206 and the cooling fan 202 . Preferably, the upper end of the support arm 204 is arc-shaped, and a hole 011 is provided at the corresponding position of the support cap 201, and the support arm 204 penetrates into the support cap through the arc-shaped arm 041 at its upper end. The hole 011 of 201 is then fixed by screws or the like.

The electromagnet 206 is fixed on the lower end of the support cap 201 and is used to generate electromagnetic force to levitate the objects to be levitated (such as levitating balls, etc.). Preferably, a through hole (not shown in the figure) is provided at the central position of the support cap 201, through which a fixing member 300 (such as a bolt, etc.) passes through the through hole, and the electromagnet 206 is fixed on the said through hole. The lower end of the support cap 201 is described above.

And described heat dissipation fan 202 is fixed on the hole of described support cap 201 lower end side walls, and surrounds around described electromagnet 206, is used for dissipating heat to described electromagnet 206, is electromagnet heat radiation in time by this heat dissipation fan , to avoid the situation that the electromagnet 206 is damaged due to heat.

Further, as shown in FIG. 1 , the sensor 207 is arranged on the inner wall of the support arm 204 at a position close to the self-starting support device 209 , and the sensor 207 is used to detect the position signal of the object to be controlled by suspension. Preferably, the sensor 207 is a position sensor, and in this embodiment, the sensor 207 is a novel one-dimensional PSD (Position Sensitive Detector (PSD for short)) sensor, which has excellent linear characteristics, and very High stability and reliability, low cost, and not easily disturbed by electromagnetic signals, the measurement is easy to realize.

Preferably, as shown in FIG. 1 , an adjustable sensor fixing slider 208 is provided on the inner wall of the support arm 204 , and the sensor 207 is fixed on the sensor fixing slider 208 . In this embodiment, the support arm 204 is provided with a chute 203 for installing the fixed slider 208 and its height position can be adjusted. It is arranged on the inner wall of the support arm 204 .

In this way, the sensor fixing slider 208 that can fix the sensor 207 can be installed in the chute 203 of the support arm 204, and the chute 203 is used for the sensor fixing slider 208 to adjust the relative height between the sensor 207 and the electromagnet 206 therein. , the sensor fixing slider 208 is used to fix the sensor 207, so that the adjustment of the sensor 207 to the position signal detected by the suspended control object can be realized by adjusting the position of the sensor fixing slider 208 without modifying its control circuit size.

As shown in FIG. 1 , the self-starting support device 209 is arranged on the upper center of the base, and is used to support the suspended control object and realize the adjustability of the self-starting position of the suspended control object. That is, it is used to adjust the suspended control object at different self-starting heights. Preferably, the self-starting support device 209 includes a telescopic rod 091 fixed on the base 211 and automatically retractable, and a support platform 092 arranged on the upper end of the telescopic rod 091 . The support platform 092 and the sensor 207 are on the same horizontal line, so that the sensor 207 can detect the position signal of the suspended control object supported by the support platform 092 .

Further, as shown in FIG. 1 , a junction box (not shown in the figure) is provided inside the base 211 and a wiring adapter 205 is also provided on the base 211 . The junction box is used for connecting the wiring of the cooling fan 202, the electromagnet 206, and the sensor 207 with the hardware circuit. The wiring transfer interface 205 is used to provide an interface for connecting with the maglev control system (or control circuit).

The utility model is characterized in that the cooling fan 202 is used to dissipate heat for the electromagnet 206 in time, avoiding the situation that the electromagnet 206 is damaged due to heat, and the installation of the sensor 207 can be adjusted according to the demand to realize the two-dimensional adjustment of the sensor 207. The design of the self-starting support device 209 of the adjustable controlled object provides an adjustable platform for the self-starting suspension of the controlled object, thereby realizing the design of the mechanical structure of the magnetic levitation ball experiment device with self-starting, adjustable suspension position, and good heat dissipation .

In summary, the new magnetic levitation device provided by the utility model has a simple structure, and uses a fan to dissipate heat for the electromagnet in time, avoiding the damage of the electromagnet due to heat; and the installation of the sensor can be adjusted according to the demand, Realize the two-dimensional adjustable sensor; and the design of the adjustable self-starting support device of the controlled object provides an adjustable platform for the controlled object's self-starting suspension, thereby realizing self-starting, adjustable suspension position, and good heat dissipation New magnetic levitation device.

It should be understood that the application of the present utility model is not limited to the above examples, and those skilled in the art can improve or change according to the above description, and all these improvements and changes should belong to the protection of the appended claims of the present utility model scope.

Claims (10)

1. novel magnetically levitated device, comprise base and be fixed at least two support arms on the described base, it is characterized in that, it also comprises the support cap by described support arm support fixation, the electromagnet of fixing in described support cap lower end, and adjusting in the setting of described base central upper by the self-starting bracing or strutting arrangement of Suspension Control object's position; And described support arm inwall, near the fixed-site of described self-starting bracing or strutting arrangement be useful on detect described by the transducer of Suspension Control object's position signal.

2. novel magnetically levitated device according to claim 1 is characterized in that, it also comprises the radiator fan that is arranged on around the described electromagnet and is fixed on described support cap lower end sidewall.

3. novel magnetically levitated device according to claim 1 is characterized in that, the transducer that is provided with adjustable position at described support arm inwall is slide block fixedly, and described transducer is fixed on described transducer fixedly on the slide block.

4. novel magnetically levitated device according to claim 3, it is characterized in that, described support arm is provided with the chute that is used to install described fixedly slide block and its high and low position of scalable, and described transducer fixedly slide block is arranged on the described support arm inwall by described runner position adjustablely.

5. novel magnetically levitated device according to claim 3 is characterized in that, is provided with cable concentrator in described base inside and also is provided with the wiring converting interface on described base.

6. novel magnetically levitated device according to claim 1 is characterized in that, the described support arm curved setting in upper end.

7. novel magnetically levitated device according to claim 1 is characterized in that, is provided with a through hole at described support cap middle position, passes described through hole by a fixture, described electromagnet is fixed on the lower end of described support cap.

8. novel magnetically levitated device according to claim 1 is characterized in that, described self-starting bracing or strutting arrangement comprises that one is fixed on the described base and the expansion link of automatically retractable, and is arranged on the support platform of described expansion link upper end.

9. novel magnetically levitated device according to claim 8 is characterized in that, described support platform and described transducer are on same horizontal line.

10. according to the arbitrary described novel magnetically levitated device of claim 1-8, it is characterized in that described transducer is a new one-dimensional PSD transducer.

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